Divisions of the council-Continued. Division of engineering................ Division of chemistry and chemical technology. Division of geology and geography... Division of medical sciences.... LETTER OF TRANSMITTAL. NATIONAL ACADEMY OF SCIENCES, Washington, D. C., December 29, 1922. SIR: I have the honor to transmit to you herewith the report of the president of the National Academy of Sciences for the fiscal year ended June 30, 1922. Very respectfully, Hon. CALVIN COOLIDGE, CHARLES D. WALCOTT, President. Vice President of the United States. VII |